Quenching Testing Machine Quenching Testing Machine
High Low Temperature Test Chamber

GDX-303 High and Low Temperature Testing Chamber

 

GDX-303 High and Low Temperature Testing Chamber


1. Inside size: 240×380×430 mm


2.Temperature Range:-30ºC -300ºC  


3.Temperature Accuracy:0.3%      4. Temperature fluctuation range: ±0.5ºC


5. Temperature uniformity: ±2ºC


6. Speed of cooling: 0.7~1 ºC/min


7. Hollow electric heating glass observation platform


8. Temperature control: PID automatic temperature control


9. Material of outside wall: cold-rolled iron sheet spraying


10. Material of inner wall: stainless steel sheet


11. Insulation material: antiflaming insulation material


12. There are electric heating devices on the edge of doorframe and doorplate to prevent condensation and frost formation when processing low temperature test.


13. Illuminating lamp: one (damp-proof, explosion-proof, locating proper position, outside control switch)


14. Air conditioning system:


       a temperature control: PID automatic temperature control


       b air circulation device: centrifugal fan


       c manner of heating: nickel-chromium electric heater, forced aeration and inner circulation temperature adjustment


       d manner of air cooling: compressor refrigerating


       e temperature measuring transducer: platinum resistor


       f refrigerating compressor: compressor (CFCs) refrigerating (France Tecumseh hermetic fan cooling)


   15. Tightness and reliability: pipeline of cooling system is welded and tightness is reliable


   16. Devices for safety and protection


       a power supply overload and short-circuit protection


       b refrigerating compressor lack-phrase protection


       c ground connection protection


       d over temperature protection


       e refrigerating machine high and low voltage protection